19007856

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:303

約数の個数: 120

約数和(自身を含む): 61707360

約数和(自身を除く): 42699504

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 109, 112, 126, 144, 168, 173, 218, 252, 327, 336, 346, 436, 504, 519, 654, 692, 763, 872, 981, 1008, 1038, 1211, 1308, 1384, 1526, 1557, 1744, 1962, 2076, 2289, 2422, 2616, 2768, 3052, 3114, 3633, 3924, 4152, 4578, 4844, 5232, 6104, 6228, 6867, 7266, 7848, 8304, 9156, 9688, 10899, 12208, 12456, 13734, 14532, 15696, 18312, 18857, 19376, 21798, 24912, 27468, 29064, 36624, 37714, 43596, 54936, 56571, 58128, 75428, 87192, 109872, 113142, 131999, 150856, 169713, 174384, 226284, 263998, 301712, 339426, 395997, 452568, 527996, 678852, 791994, 905136, 1055992, 1187991, 1357704, 1583988, 2111984, 2375982, 2715408, 3167976, 4751964, 6335952, 9503928, 19007856]

約数ペア:

[(1, 19007856), (2, 9503928), (3, 6335952), (4, 4751964), (6, 3167976), (7, 2715408), (8, 2375982), (9, 2111984), (12, 1583988), (14, 1357704), (16, 1187991), (18, 1055992), (21, 905136), (24, 791994), (28, 678852), (36, 527996), (42, 452568), (48, 395997), (56, 339426), (63, 301712), (72, 263998), (84, 226284), (109, 174384), (112, 169713), (126, 150856), (144, 131999), (168, 113142), (173, 109872), (218, 87192), (252, 75428), (327, 58128), (336, 56571), (346, 54936), (436, 43596), (504, 37714), (519, 36624), (654, 29064), (692, 27468), (763, 24912), (872, 21798), (981, 19376), (1008, 18857), (1038, 18312), (1211, 15696), (1308, 14532), (1384, 13734), (1526, 12456), (1557, 12208), (1744, 10899), (1962, 9688), (2076, 9156), (2289, 8304), (2422, 7848), (2616, 7266), (2768, 6867), (3052, 6228), (3114, 6104), (3633, 5232), (3924, 4844), (4152, 4578)]